Home / 37,198.64-51,334.36-20,203.22

Finding the Fourth Proportional to 37,198.64, 51,334.36 and 20,203.22

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Solution

The fourth proportional to 37,198.64, 51,334.36 and 20,203.22 is: 27,880.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,198.64 : 51,334.36 = 20,203.22 : x
  2. Step 2: Convert to fraction form
    37,198.64/51,334.36 = 20,203.22/x
  3. Step 3: Cross multiply
    37,198.64x = 51,334.36 × 20,203.22
  4. Step 4: Simplify right side
    37,198.64x = 1,037,119,446.47
  5. Step 5: Solve for x
    x = 1,037,119,446.47/37,198.64
  6. Step 6: Final answer
    x = 27,880.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.